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Message-ID: <20240123101913-mutt-send-email-mst@kernel.org>
Date: Tue, 23 Jan 2024 10:19:35 -0500
From: "Michael S. Tsirkin" <mst@...hat.com>
To: Arseniy Krasnov <avkrasnov@...utedevices.com>
Cc: Stefan Hajnoczi <stefanha@...hat.com>,
Stefano Garzarella <sgarzare@...hat.com>,
"David S. Miller" <davem@...emloft.net>,
Eric Dumazet <edumazet@...gle.com>,
Jakub Kicinski <kuba@...nel.org>, Paolo Abeni <pabeni@...hat.com>,
Jason Wang <jasowang@...hat.com>,
Bobby Eshleman <bobby.eshleman@...edance.com>, kvm@...r.kernel.org,
virtualization@...ts.linux-foundation.org, netdev@...r.kernel.org,
linux-kernel@...r.kernel.org, kernel@...rdevices.ru,
oxffffaa@...il.com
Subject: Re: [PATCH net-next v2] vsock/test: add '--peer-port' input argument
On Tue, Jan 23, 2024 at 10:27:50AM +0300, Arseniy Krasnov wrote:
> Implement port for given CID as input argument instead of using
> hardcoded value '1234'. This allows to run different test instances
> on a single CID. Port argument is not required parameter and if it is
> not set, then default value will be '1234' - thus we preserve previous
> behaviour.
>
> Signed-off-by: Arseniy Krasnov <avkrasnov@...utedevices.com>
Acked-by: Michael S. Tsirkin <mst@...hat.com>
> ---
> Changelog:
> v1 -> v2:
> * Reword usage message.
> * Add commas after last field in 'opts' declaration.
> * 'RFC' -> 'net-next'.
>
> tools/testing/vsock/util.c | 17 +++-
> tools/testing/vsock/util.h | 4 +
> tools/testing/vsock/vsock_diag_test.c | 21 +++--
> tools/testing/vsock/vsock_test.c | 102 +++++++++++++---------
> tools/testing/vsock/vsock_test_zerocopy.c | 12 +--
> tools/testing/vsock/vsock_uring_test.c | 17 +++-
> 6 files changed, 115 insertions(+), 58 deletions(-)
>
> diff --git a/tools/testing/vsock/util.c b/tools/testing/vsock/util.c
> index ae2b33c21c45..554b290fefdc 100644
> --- a/tools/testing/vsock/util.c
> +++ b/tools/testing/vsock/util.c
> @@ -33,8 +33,7 @@ void init_signals(void)
> signal(SIGPIPE, SIG_IGN);
> }
>
> -/* Parse a CID in string representation */
> -unsigned int parse_cid(const char *str)
> +static unsigned int parse_uint(const char *str, const char *err_str)
> {
> char *endptr = NULL;
> unsigned long n;
> @@ -42,12 +41,24 @@ unsigned int parse_cid(const char *str)
> errno = 0;
> n = strtoul(str, &endptr, 10);
> if (errno || *endptr != '\0') {
> - fprintf(stderr, "malformed CID \"%s\"\n", str);
> + fprintf(stderr, "malformed %s \"%s\"\n", err_str, str);
> exit(EXIT_FAILURE);
> }
> return n;
> }
>
> +/* Parse a CID in string representation */
> +unsigned int parse_cid(const char *str)
> +{
> + return parse_uint(str, "CID");
> +}
> +
> +/* Parse a port in string representation */
> +unsigned int parse_port(const char *str)
> +{
> + return parse_uint(str, "port");
> +}
> +
> /* Wait for the remote to close the connection */
> void vsock_wait_remote_close(int fd)
> {
> diff --git a/tools/testing/vsock/util.h b/tools/testing/vsock/util.h
> index 03c88d0cb861..e95e62485959 100644
> --- a/tools/testing/vsock/util.h
> +++ b/tools/testing/vsock/util.h
> @@ -12,10 +12,13 @@ enum test_mode {
> TEST_MODE_SERVER
> };
>
> +#define DEFAULT_PEER_PORT 1234
> +
> /* Test runner options */
> struct test_opts {
> enum test_mode mode;
> unsigned int peer_cid;
> + unsigned int peer_port;
> };
>
> /* A test case definition. Test functions must print failures to stderr and
> @@ -35,6 +38,7 @@ struct test_case {
>
> void init_signals(void);
> unsigned int parse_cid(const char *str);
> +unsigned int parse_port(const char *str);
> int vsock_stream_connect(unsigned int cid, unsigned int port);
> int vsock_bind_connect(unsigned int cid, unsigned int port,
> unsigned int bind_port, int type);
> diff --git a/tools/testing/vsock/vsock_diag_test.c b/tools/testing/vsock/vsock_diag_test.c
> index fa927ad16f8a..9d61b1f1c4c3 100644
> --- a/tools/testing/vsock/vsock_diag_test.c
> +++ b/tools/testing/vsock/vsock_diag_test.c
> @@ -342,7 +342,7 @@ static void test_listen_socket_server(const struct test_opts *opts)
> } addr = {
> .svm = {
> .svm_family = AF_VSOCK,
> - .svm_port = 1234,
> + .svm_port = opts->peer_port,
> .svm_cid = VMADDR_CID_ANY,
> },
> };
> @@ -378,7 +378,7 @@ static void test_connect_client(const struct test_opts *opts)
> LIST_HEAD(sockets);
> struct vsock_stat *st;
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -403,7 +403,7 @@ static void test_connect_server(const struct test_opts *opts)
> LIST_HEAD(sockets);
> int client_fd;
>
> - client_fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + client_fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (client_fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -461,6 +461,11 @@ static const struct option longopts[] = {
> .has_arg = required_argument,
> .val = 'p',
> },
> + {
> + .name = "peer-port",
> + .has_arg = required_argument,
> + .val = 'q',
> + },
> {
> .name = "list",
> .has_arg = no_argument,
> @@ -481,7 +486,7 @@ static const struct option longopts[] = {
>
> static void usage(void)
> {
> - fprintf(stderr, "Usage: vsock_diag_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid> [--list] [--skip=<test_id>]\n"
> + fprintf(stderr, "Usage: vsock_diag_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid> [--peer-port=<port>] [--list] [--skip=<test_id>]\n"
> "\n"
> " Server: vsock_diag_test --control-port=1234 --mode=server --peer-cid=3\n"
> " Client: vsock_diag_test --control-host=192.168.0.1 --control-port=1234 --mode=client --peer-cid=2\n"
> @@ -503,9 +508,11 @@ static void usage(void)
> " --control-port <port> Server port to listen on/connect to\n"
> " --mode client|server Server or client mode\n"
> " --peer-cid <cid> CID of the other side\n"
> + " --peer-port <port> AF_VSOCK port used for the test [default: %d]\n"
> " --list List of tests that will be executed\n"
> " --skip <test_id> Test ID to skip;\n"
> - " use multiple --skip options to skip more tests\n"
> + " use multiple --skip options to skip more tests\n",
> + DEFAULT_PEER_PORT
> );
> exit(EXIT_FAILURE);
> }
> @@ -517,6 +524,7 @@ int main(int argc, char **argv)
> struct test_opts opts = {
> .mode = TEST_MODE_UNSET,
> .peer_cid = VMADDR_CID_ANY,
> + .peer_port = DEFAULT_PEER_PORT,
> };
>
> init_signals();
> @@ -544,6 +552,9 @@ int main(int argc, char **argv)
> case 'p':
> opts.peer_cid = parse_cid(optarg);
> break;
> + case 'q':
> + opts.peer_port = parse_port(optarg);
> + break;
> case 'P':
> control_port = optarg;
> break;
> diff --git a/tools/testing/vsock/vsock_test.c b/tools/testing/vsock/vsock_test.c
> index 66246d81d654..f851f8961247 100644
> --- a/tools/testing/vsock/vsock_test.c
> +++ b/tools/testing/vsock/vsock_test.c
> @@ -34,7 +34,7 @@ static void test_stream_connection_reset(const struct test_opts *opts)
> } addr = {
> .svm = {
> .svm_family = AF_VSOCK,
> - .svm_port = 1234,
> + .svm_port = opts->peer_port,
> .svm_cid = opts->peer_cid,
> },
> };
> @@ -70,7 +70,7 @@ static void test_stream_bind_only_client(const struct test_opts *opts)
> } addr = {
> .svm = {
> .svm_family = AF_VSOCK,
> - .svm_port = 1234,
> + .svm_port = opts->peer_port,
> .svm_cid = opts->peer_cid,
> },
> };
> @@ -112,7 +112,7 @@ static void test_stream_bind_only_server(const struct test_opts *opts)
> } addr = {
> .svm = {
> .svm_family = AF_VSOCK,
> - .svm_port = 1234,
> + .svm_port = opts->peer_port,
> .svm_cid = VMADDR_CID_ANY,
> },
> };
> @@ -138,7 +138,7 @@ static void test_stream_client_close_client(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -152,7 +152,7 @@ static void test_stream_client_close_server(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -173,7 +173,7 @@ static void test_stream_server_close_client(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -194,7 +194,7 @@ static void test_stream_server_close_server(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -215,7 +215,7 @@ static void test_stream_multiconn_client(const struct test_opts *opts)
> int i;
>
> for (i = 0; i < MULTICONN_NFDS; i++) {
> - fds[i] = vsock_stream_connect(opts->peer_cid, 1234);
> + fds[i] = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fds[i] < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -239,7 +239,7 @@ static void test_stream_multiconn_server(const struct test_opts *opts)
> int i;
>
> for (i = 0; i < MULTICONN_NFDS; i++) {
> - fds[i] = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fds[i] = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fds[i] < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -267,9 +267,9 @@ static void test_msg_peek_client(const struct test_opts *opts,
> int i;
>
> if (seqpacket)
> - fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
> + fd = vsock_seqpacket_connect(opts->peer_cid, opts->peer_port);
> else
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
>
> if (fd < 0) {
> perror("connect");
> @@ -295,9 +295,9 @@ static void test_msg_peek_server(const struct test_opts *opts,
> int fd;
>
> if (seqpacket)
> - fd = vsock_seqpacket_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_seqpacket_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> else
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
>
> if (fd < 0) {
> perror("accept");
> @@ -363,7 +363,7 @@ static void test_seqpacket_msg_bounds_client(const struct test_opts *opts)
> int msg_count;
> int fd;
>
> - fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
> + fd = vsock_seqpacket_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -434,7 +434,7 @@ static void test_seqpacket_msg_bounds_server(const struct test_opts *opts)
> struct msghdr msg = {0};
> struct iovec iov = {0};
>
> - fd = vsock_seqpacket_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_seqpacket_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -505,7 +505,7 @@ static void test_seqpacket_msg_trunc_client(const struct test_opts *opts)
> int fd;
> char buf[MESSAGE_TRUNC_SZ];
>
> - fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
> + fd = vsock_seqpacket_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -524,7 +524,7 @@ static void test_seqpacket_msg_trunc_server(const struct test_opts *opts)
> struct msghdr msg = {0};
> struct iovec iov = {0};
>
> - fd = vsock_seqpacket_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_seqpacket_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -575,7 +575,7 @@ static void test_seqpacket_timeout_client(const struct test_opts *opts)
> time_t read_enter_ns;
> time_t read_overhead_ns;
>
> - fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
> + fd = vsock_seqpacket_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -620,7 +620,7 @@ static void test_seqpacket_timeout_server(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_seqpacket_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_seqpacket_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -639,7 +639,7 @@ static void test_seqpacket_bigmsg_client(const struct test_opts *opts)
>
> len = sizeof(sock_buf_size);
>
> - fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
> + fd = vsock_seqpacket_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -671,7 +671,7 @@ static void test_seqpacket_bigmsg_server(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_seqpacket_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_seqpacket_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -692,7 +692,7 @@ static void test_seqpacket_invalid_rec_buffer_client(const struct test_opts *opt
> unsigned char *buf2;
> int buf_size = getpagesize() * 3;
>
> - fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
> + fd = vsock_seqpacket_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -732,7 +732,7 @@ static void test_seqpacket_invalid_rec_buffer_server(const struct test_opts *opt
> int flags = MAP_PRIVATE | MAP_ANONYMOUS;
> int i;
>
> - fd = vsock_seqpacket_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_seqpacket_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -808,7 +808,7 @@ static void test_stream_poll_rcvlowat_server(const struct test_opts *opts)
> int fd;
> int i;
>
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -839,7 +839,7 @@ static void test_stream_poll_rcvlowat_client(const struct test_opts *opts)
> short poll_flags;
> int fd;
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -906,9 +906,9 @@ static void test_inv_buf_client(const struct test_opts *opts, bool stream)
> int fd;
>
> if (stream)
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> else
> - fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
> + fd = vsock_seqpacket_connect(opts->peer_cid, opts->peer_port);
>
> if (fd < 0) {
> perror("connect");
> @@ -941,9 +941,9 @@ static void test_inv_buf_server(const struct test_opts *opts, bool stream)
> int fd;
>
> if (stream)
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> else
> - fd = vsock_seqpacket_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_seqpacket_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
>
> if (fd < 0) {
> perror("accept");
> @@ -986,7 +986,7 @@ static void test_stream_virtio_skb_merge_client(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -1015,7 +1015,7 @@ static void test_stream_virtio_skb_merge_server(const struct test_opts *opts)
> unsigned char buf[64];
> int fd;
>
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -1108,7 +1108,7 @@ static void test_stream_shutwr_client(const struct test_opts *opts)
>
> sigaction(SIGPIPE, &act, NULL);
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -1130,7 +1130,7 @@ static void test_stream_shutwr_server(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -1151,7 +1151,7 @@ static void test_stream_shutrd_client(const struct test_opts *opts)
>
> sigaction(SIGPIPE, &act, NULL);
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -1170,7 +1170,7 @@ static void test_stream_shutrd_server(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -1193,7 +1193,7 @@ static void test_double_bind_connect_server(const struct test_opts *opts)
> struct sockaddr_vm sa_client;
> socklen_t socklen_client = sizeof(sa_client);
>
> - listen_fd = vsock_stream_listen(VMADDR_CID_ANY, 1234);
> + listen_fd = vsock_stream_listen(VMADDR_CID_ANY, opts->peer_port);
>
> for (i = 0; i < 2; i++) {
> control_writeln("LISTENING");
> @@ -1226,7 +1226,13 @@ static void test_double_bind_connect_client(const struct test_opts *opts)
> /* Wait until server is ready to accept a new connection */
> control_expectln("LISTENING");
>
> - client_fd = vsock_bind_connect(opts->peer_cid, 1234, 4321, SOCK_STREAM);
> + /* We use 'peer_port + 1' as "some" port for the 'bind()'
> + * call. It is safe for overflow, but must be considered,
> + * when running multiple test applications simultaneously
> + * where 'peer-port' argument differs by 1.
> + */
> + client_fd = vsock_bind_connect(opts->peer_cid, opts->peer_port,
> + opts->peer_port + 1, SOCK_STREAM);
>
> close(client_fd);
> }
> @@ -1246,7 +1252,7 @@ static void test_stream_rcvlowat_def_cred_upd_client(const struct test_opts *opt
> void *buf;
> int fd;
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -1282,7 +1288,7 @@ static void test_stream_credit_update_test(const struct test_opts *opts,
> void *buf;
> int fd;
>
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -1542,6 +1548,11 @@ static const struct option longopts[] = {
> .has_arg = required_argument,
> .val = 'p',
> },
> + {
> + .name = "peer-port",
> + .has_arg = required_argument,
> + .val = 'q',
> + },
> {
> .name = "list",
> .has_arg = no_argument,
> @@ -1562,7 +1573,7 @@ static const struct option longopts[] = {
>
> static void usage(void)
> {
> - fprintf(stderr, "Usage: vsock_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid> [--list] [--skip=<test_id>]\n"
> + fprintf(stderr, "Usage: vsock_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid> [--peer-port=<port>] [--list] [--skip=<test_id>]\n"
> "\n"
> " Server: vsock_test --control-port=1234 --mode=server --peer-cid=3\n"
> " Client: vsock_test --control-host=192.168.0.1 --control-port=1234 --mode=client --peer-cid=2\n"
> @@ -1577,6 +1588,9 @@ static void usage(void)
> "connect to.\n"
> "\n"
> "The CID of the other side must be given with --peer-cid=<cid>.\n"
> + "During the test, two AF_VSOCK ports will be used: the port\n"
> + "specified with --peer-port=<port> (or the default port)\n"
> + "and the next one.\n"
> "\n"
> "Options:\n"
> " --help This help message\n"
> @@ -1584,9 +1598,11 @@ static void usage(void)
> " --control-port <port> Server port to listen on/connect to\n"
> " --mode client|server Server or client mode\n"
> " --peer-cid <cid> CID of the other side\n"
> + " --peer-port <port> AF_VSOCK port used for the test [default: %d]\n"
> " --list List of tests that will be executed\n"
> " --skip <test_id> Test ID to skip;\n"
> - " use multiple --skip options to skip more tests\n"
> + " use multiple --skip options to skip more tests\n",
> + DEFAULT_PEER_PORT
> );
> exit(EXIT_FAILURE);
> }
> @@ -1598,6 +1614,7 @@ int main(int argc, char **argv)
> struct test_opts opts = {
> .mode = TEST_MODE_UNSET,
> .peer_cid = VMADDR_CID_ANY,
> + .peer_port = DEFAULT_PEER_PORT,
> };
>
> srand(time(NULL));
> @@ -1626,6 +1643,9 @@ int main(int argc, char **argv)
> case 'p':
> opts.peer_cid = parse_cid(optarg);
> break;
> + case 'q':
> + opts.peer_port = parse_port(optarg);
> + break;
> case 'P':
> control_port = optarg;
> break;
> diff --git a/tools/testing/vsock/vsock_test_zerocopy.c b/tools/testing/vsock/vsock_test_zerocopy.c
> index a16ff76484e6..04c376b6937f 100644
> --- a/tools/testing/vsock/vsock_test_zerocopy.c
> +++ b/tools/testing/vsock/vsock_test_zerocopy.c
> @@ -152,9 +152,9 @@ static void test_client(const struct test_opts *opts,
> int fd;
>
> if (sock_seqpacket)
> - fd = vsock_seqpacket_connect(opts->peer_cid, 1234);
> + fd = vsock_seqpacket_connect(opts->peer_cid, opts->peer_port);
> else
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
>
> if (fd < 0) {
> perror("connect");
> @@ -248,9 +248,9 @@ static void test_server(const struct test_opts *opts,
> int fd;
>
> if (sock_seqpacket)
> - fd = vsock_seqpacket_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_seqpacket_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> else
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
>
> if (fd < 0) {
> perror("accept");
> @@ -323,7 +323,7 @@ void test_stream_msgzcopy_empty_errq_client(const struct test_opts *opts)
> ssize_t res;
> int fd;
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -347,7 +347,7 @@ void test_stream_msgzcopy_empty_errq_server(const struct test_opts *opts)
> {
> int fd;
>
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> diff --git a/tools/testing/vsock/vsock_uring_test.c b/tools/testing/vsock/vsock_uring_test.c
> index d976d35f0ba9..6c3e6f70c457 100644
> --- a/tools/testing/vsock/vsock_uring_test.c
> +++ b/tools/testing/vsock/vsock_uring_test.c
> @@ -66,7 +66,7 @@ static void vsock_io_uring_client(const struct test_opts *opts,
> struct msghdr msg;
> int fd;
>
> - fd = vsock_stream_connect(opts->peer_cid, 1234);
> + fd = vsock_stream_connect(opts->peer_cid, opts->peer_port);
> if (fd < 0) {
> perror("connect");
> exit(EXIT_FAILURE);
> @@ -120,7 +120,7 @@ static void vsock_io_uring_server(const struct test_opts *opts,
> void *data;
> int fd;
>
> - fd = vsock_stream_accept(VMADDR_CID_ANY, 1234, NULL);
> + fd = vsock_stream_accept(VMADDR_CID_ANY, opts->peer_port, NULL);
> if (fd < 0) {
> perror("accept");
> exit(EXIT_FAILURE);
> @@ -247,6 +247,11 @@ static const struct option longopts[] = {
> .has_arg = required_argument,
> .val = 'p',
> },
> + {
> + .name = "peer-port",
> + .has_arg = required_argument,
> + .val = 'q',
> + },
> {
> .name = "help",
> .has_arg = no_argument,
> @@ -257,7 +262,7 @@ static const struct option longopts[] = {
>
> static void usage(void)
> {
> - fprintf(stderr, "Usage: vsock_uring_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid>\n"
> + fprintf(stderr, "Usage: vsock_uring_test [--help] [--control-host=<host>] --control-port=<port> --mode=client|server --peer-cid=<cid> [--peer-port=<port>]\n"
> "\n"
> " Server: vsock_uring_test --control-port=1234 --mode=server --peer-cid=3\n"
> " Client: vsock_uring_test --control-host=192.168.0.1 --control-port=1234 --mode=client --peer-cid=2\n"
> @@ -271,6 +276,8 @@ static void usage(void)
> " --control-port <port> Server port to listen on/connect to\n"
> " --mode client|server Server or client mode\n"
> " --peer-cid <cid> CID of the other side\n"
> + " --peer-port <port> AF_VSOCK port used for the test [default: %d]\n",
> + DEFAULT_PEER_PORT
> );
> exit(EXIT_FAILURE);
> }
> @@ -282,6 +289,7 @@ int main(int argc, char **argv)
> struct test_opts opts = {
> .mode = TEST_MODE_UNSET,
> .peer_cid = VMADDR_CID_ANY,
> + .peer_port = DEFAULT_PEER_PORT,
> };
>
> init_signals();
> @@ -309,6 +317,9 @@ int main(int argc, char **argv)
> case 'p':
> opts.peer_cid = parse_cid(optarg);
> break;
> + case 'q':
> + opts.peer_port = parse_port(optarg);
> + break;
> case 'P':
> control_port = optarg;
> break;
> --
> 2.25.1
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